下面是一个使用Python实现的示例代码: def factorial(n): # 计算n的阶乘 if n == 0: return 1 else: return n * factorial(n-1) def sum_of_factorial(n): # 计算1!+2!+3!+...+n! sum = 0 for i in range(1, n+1): factorial_i = factorial(i) sum += factorial_i return sum # ...